CAS-003 · Question #208
An administrator has four virtual guests on a host server. Two of the servers are corporate SQL servers, one is a corporate mail server, and one is a testing web server for a small group of…
The correct answer is B. Install a management NIC and dedicated virtual switch. The administrator's problem is that management traffic is competing with production workload traffic on the same physical network interface, causing connectivity failures during peak usage. Installing a dedicated management NIC and a dedicated virtual switch (B) creates an…
Question
An administrator has four virtual guests on a host server. Two of the servers are corporate SQL servers, one is a corporate mail server, and one is a testing web server for a small group of developers. The administrator is experiencing difficulty connecting to the host server during peak network usage times. Which of the following would allow the administrator to securely connect to and manage the host server during peak usage times?
Options
- AIncrease the virtual RAM allocation to high I/O servers.
- BInstall a management NIC and dedicated virtual switch.
- CConfigure the high I/O virtual servers to use FCoE rather than iSCSI.
- DMove the guest web server to another dedicated host.
How the community answered
(42 responses)- A7% (3)
- B76% (32)
- C2% (1)
- D14% (6)
Explanation
The administrator's problem is that management traffic is competing with production workload traffic on the same physical network interface, causing connectivity failures during peak usage. Installing a dedicated management NIC and a dedicated virtual switch (B) creates an entirely separate network path for out-of-band management traffic that is completely isolated from the production traffic generated by the SQL servers, mail server, and web server. This guarantees the administrator can always reach and manage the host regardless of how saturated the production network becomes. Increasing virtual RAM (A) addresses memory constraints, not network congestion. Switching from iSCSI to FCoE (C) changes the storage transport protocol and does not resolve the management connectivity issue. Moving the web server to another host (D) reduces load slightly but does not create a dedicated, guaranteed management path to the original host server.
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